This was filed an fixed very quickly. Is it something we see in the field? The patch is small, should we mark it for -stable? thanks On Thu, Sep 12, 2013 at 4:55 AM, Lv Zheng <lv.zheng@xxxxxxxxx> wrote: > From: Bob Moore <robert.moore@xxxxxxxxx> > > Perform a sanity check on the start object to prevent problems > later. ACPICA BZ 1025. > > Buglink: http://bugs.acpica.org/show_bug.cgi?id=1025 > Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx> > Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx> > --- > drivers/acpi/acpica/nsxfeval.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c > index b38b4b0..481a6b4 100644 > --- a/drivers/acpi/acpica/nsxfeval.c > +++ b/drivers/acpi/acpica/nsxfeval.c > @@ -605,11 +605,19 @@ acpi_walk_namespace(acpi_object_type type, > goto unlock_and_exit; > } > > + /* Now we can validate the starting node */ > + > + if (!acpi_ns_validate_handle(start_object)) { > + status = AE_BAD_PARAMETER; > + goto unlock_and_exit2; > + } > + > status = acpi_ns_walk_namespace(type, start_object, max_depth, > ACPI_NS_WALK_UNLOCK, > descending_callback, ascending_callback, > context, return_value); > > + unlock_and_exit2: > (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); > > unlock_and_exit: > -- > 1.7.10 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Len Brown, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html